-7+4(7b-2)=209

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Solution for -7+4(7b-2)=209 equation: 


Simplifying
-7 + 4(7b + -2) = 209

Reorder the terms:
-7 + 4(-2 + 7b) = 209
-7 + (-2 * 4 + 7b * 4) = 209
-7 + (-8 + 28b) = 209

Combine like terms: -7 + -8 = -15
-15 + 28b = 209

Solving
-15 + 28b = 209

Solving for variable 'b'.

Move all terms containing b to the left, all other terms to the right.

Add '15' to each side of the equation.
-15 + 15 + 28b = 209 + 15

Combine like terms: -15 + 15 = 0
0 + 28b = 209 + 15
28b = 209 + 15

Combine like terms: 209 + 15 = 224
28b = 224

Divide each side by '28'.
b = 8

Simplifying
b = 8

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